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经营范围
发明名称
Insulating material and process of making the same
摘要
申请公布号
US1828292(A)
申请公布日期
1931.10.20
申请号
US19280279208
申请日期
1928.05.19
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
PAUL BRYAN B.
分类号
C04B28/18
主分类号
C04B28/18
代理机构
代理人
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